System comprising construction machine, transport vehicle with loading space and image-recording device, and method for displaying an image stream during the loading or unloading of a transport vehicle

Abstract

In a system ( 1 ) comprising construction machine ( 2 ), transport vehicle ( 3 ) with loading space ( 4 ) and image-recording device ( 5, 36 ), wherein the image-recording device ( 5, 36 ) is arranged at the construction machine ( 2 ) and aligned, as a minimum, also towards the loading space ( 4 ) of the transport vehicle ( 3 ), it is specified for the following features to be achieved: that a reception and display device ( 18 ) is arranged at or in the transport vehicle ( 3 ), wherein the data recorded by the image-recording device ( 5, 36 ) are transmitted to the reception and display device ( 18 ) by means of a transmission device ( 46 ) arranged at the construction machine ( 2 ).

1 - 19 . (canceled) 
     
     
         20 . A computer system comprising respective transmission devices, one or more processors, and associated storage devices residing on each of a construction machine and a transport vehicle, wherein the computer system is configured to:
 receive at the construction machine image data generated by an image-recording device mounted on the construction machine and aligned to provide a field of view comprising at least a loading space of a transport vehicle;   transmit a message from the transport vehicle to the construction machine when the transport vehicle approaches the construction machine; and   responsive to the message, to transmit from the construction machine to a reception and display device arranged at or in the transport vehicle one or more of:
 first data comprising the image data; 
 second data determined from the image data; and 
 third data comprising one or more detected operating parameters of the milling machine, data determined or derived from the one or more detected operating parameters of the milling machine, and/or data relating to milling material loaded onto the transport vehicle. 
   
     
     
         21 . The computer system of  claim 20 , wherein the transmissions from either one of the construction machine or the transport vehicle are further stored in either or both of the respective storage devices residing on the construction machine and/or the transport vehicle. 
     
     
         22 . The computer system of  claim 20 , further configured to detect and transmit a message to the construction machine comprising a mass of the milling material loaded onto the transport vehicle. 
     
     
         23 . The computer system of  claim 20 , wherein the data relating to milling material loaded onto the transport vehicle comprises one or more material properties of milling material loaded onto the transport vehicle and/or a location from which the milling material was milled. 
     
     
         24 . The computer system of  claim 23 , wherein the data relating to milling material loaded onto the transport vehicle comprises material properties of the milling material at corresponding locations, or at one or more different layers for each corresponding location. 
     
     
         25 . The computer system of  claim 20 , wherein the one or more operating parameters comprise one or more of: a milling depth; a milling volume removed; an advance speed; a milling drum speed of revolution; a relation between advance speed and milling drum speed of revolution; a milling drum used; a torque/output emitted by a drive engine of the milling machine; and/or an amount of water fed during a milling process to cool milling tools of the milling drum. 
     
     
         26 . The computer system of  claim 25 , wherein the third data comprises physical properties of the milling material determined from a relation between an advance rate of the milling machine and a milling drum speed of revolution. 
     
     
         27 . The computer system of  claim 25 , wherein the third data comprises which layer of a ground pavement has been milled, wherein the layer of the ground pavement which has been milled is determined from a detected milling depth at a respective location of the ground pavement. 
     
     
         28 . The computer system of  claim 20 , wherein:
 the second data determined from the image data comprises one or more of: a filling level in the loading space; a distance between the construction machine and the transport vehicle; and a point of impingement of material in the loading space; and   the computer system is configured to determine, as a function of the second data, a start or stop signal which is transmitted to the reception and display device via the transmission device.   
     
     
         29 . The computer system of  claim 20 , further configured to determine whether to transmit the data from the construction machine, and/or to adjust a scope of the data transmitted, to the transport vehicle based on a unique identifier associated with the transport vehicle. 
     
     
         30 . The computer system of  claim 20 , further configured to determine an original position and/or alignment of the image-recording device and, pursuant to a change in the position or alignment, to direct display of an image stream according to the original position and/or alignment. 
     
     
         31 . A method for coordinating messages between a construction machine and a transport vehicle during loading or unloading of the transport vehicle, the method comprising:
 recording images with an image-recording device mounted at the construction machine and aligned, as a minimum, towards a loading space of the transport vehicle;   transmitting a message from the transport vehicle to the construction machine when the transport vehicle approaches the construction machine; and   responsive to the message, transmitting from the construction machine to a reception and display device arranged at or in the transport vehicle one or more of:
 first data comprising the image data; 
 second data determined from the image data; and 
 third data comprising one or more detected operating parameters of the milling machine, data determined or derived from the one or more detected operating parameters of the milling machine, and/or data relating to milling material loaded onto the transport vehicle. 
   
     
     
         32 . The method of  claim 31 , wherein the transmissions from either one of the construction machine or the transport vehicle are further stored in either or both of the respective storage devices residing on the construction machine and/or the transport vehicle. 
     
     
         33 . The method of  claim 31 , further comprising detecting and transmitting a message to the construction machine comprising a mass of the milling material loaded onto the transport vehicle. 
     
     
         34 . The method of  claim 31 , wherein the data relating to milling material loaded onto the transport vehicle comprises one or more material properties of milling material loaded onto the transport vehicle and/or a location from which the milling material was milled. 
     
     
         35 . The method of  claim 34 , wherein the data relating to milling material loaded onto the transport vehicle comprises material properties of the milling material at corresponding locations, or at one or more different layers for each corresponding location. 
     
     
         36 . The method of  claim 31 , wherein the one or more operating parameters comprise one or more of: a milling depth; a milling volume removed; an advance speed; a milling drum speed of revolution; a relation between advance speed and milling drum speed of revolution; a milling drum used; a torque/output emitted by a drive engine of the milling machine; and/or an amount of water fed during a milling process to cool milling tools of the milling drum. 
     
     
         37 . The method of  claim 36 , wherein the third data comprises physical properties of the milling material determined from a relation between an advance rate of the milling machine and a milling drum speed of revolution. 
     
     
         38 . The method of  claim 36 , wherein the third data comprises which layer of a ground pavement has been milled, wherein the layer of the ground pavement which has been milled is determined from a detected milling depth at a respective location of the ground pavement. 
     
     
         39 . The method of  claim 31 , wherein:
 the second data determined from the image data comprises one or more of: a filling level in the loading space; a distance between the construction machine and the transport vehicle; and a point of impingement of material in the loading space;   the method further comprising determining, as a function of the second data, a start or stop signal which is transmitted to the reception and display device via the transmission device.